Clinical trials: Phenylketonurias
PKU
Determining the Most Efficient Screening Cut Off Levels for Phenylketonuria (PKU)
studying the screening of PKU in france with the new tandemMS
- Trial name
- NCT06629987
- Where
- France
- Volunteers
- 360 people
- Sponsor
- Central Hospital, Nancy, France
Phenylketonuria (PKU)
Multiomics Approach in Adult Patients With Phenylketonuria
The GENOPHEN study aims to explore the links between the genome, metabolomic profile, and clinical phenotype in adults with early-treated PKU.
- Trial name
- GENOPHEN (NCT07484945)
- Where
- 15 sites in France
- Volunteers
- 149 people
- Sponsor
- University Hospital, Tours
Phenylketonuria (PKU)
Brain Aging in Phenylketonuria
Background: Historically, the primary goal in managing phenylketonuria (PKU) has been to prevent severe and irreversible intellectual disability, as well as to address nutritional deficiencies that could lead to growth…
- Trial name
- NCT06969209
- Where
- Switzerland
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Healthy
Impact of Single Exercise Session Conducted Prior to PKU Type Meal on Appetite Hormones and Energy Intake
The study applied a randomized, crossover design with preliminary (screening) session and two sequenced experimental trials. Trials were marked as Control trial and Exercise trial.
- Trial name
- NCT04302285
- Testing
- PKU type meal and Exercise, PKU type meal
- Where
- United Kingdom
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Glasgow
Phenylketonurias, Cardiovascular Diseases
A Study Into the Future Cardiovascular Disease (CVD) Risk of Phenylketonuria (PKU) Patients on a Low Phenylalanine Treatment Diet (LPD).
This study will assess the cardiovascular disease (CVD) risk in Phenylketonuria (PKU) patients on a low-phenylalanine diet (LPD).
- Trial name
- NCT04251494
- Testing
- Carotid intima media thickness measurement (CIMT), Pulse Wave Velocity measurement, Ankle-brachial pressure index (ABPI)
- Where
- United Kingdom
- Volunteers
- 32 people
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Phenylketonurias
Evaluation of Low Phenylalanine Formulas
Ajinomoto Cambrooke has developed a PKU protein substitute that is a proprietary blend of purified Glycomacropeptide (GMP) and essential amino acids, under the brand name Glytactin®.
- Trial name
- NCT06332105
- Testing
- Glytactin, L-AA
- Where
- 2 sites in United Kingdom
- Volunteers
- 19 people
- Sponsor
- Ajinomoto Co., Inc.
Phenylketonuria
Safety and Therapeutic Effects of Sapropterin Dihydrochloride on Neuropsychiatric Symptoms in Phenylketonuria (PKU) Patients
This double-blind, placebo-controlled, randomized study is designed to evaluate the safety and therapeutic effects of sapropterin dihydrochloride on neuropsychiatric symptoms in subjects with PKU.
- Trial name
- NCT01114737
- Testing
- Sapropterin dihydrochloride
- Where
- 36 sites in United States, Canada
- Volunteers
- 206 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonuria (PKU)
A Pilot Study on Diurnal Variation
This self-controlled, prospective, pilot study is designed to gather information regarding the diurnal variation (changes that occur each day) in the levels of plasma phenylalanine (Phe) and tyrosine in patients with…
- Trial name
- NCT01806051
- Testing
- Kuvan
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Dr. Linda Randolph
Phenylketonurias
Nutrition Status of Adults With PKU Before and During Treatment With Pegvaliase
Conduct a prospective, longitudinal study to evaluate nutritional status in adults with phenylketonuria (PKU) before and during treatment with pegvaliase (Palynziq™).
- Trial name
- NCT03856203
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Boston Children's Hospital
COPD, Tetrahydrobiopterin Deficiency
O2 Transport and Utilization in Health and Lung Disease
Skeletal muscle dysfunction is a frequent and clinically relevant systemic manifestation of Chronic Pulmonary Obstructive Disease (COPD), which is still poorly understood.
- Conditions
- COPD, Tetrahydrobiopterin Deficiency, Oxidative Stress
- Trial name
- NCT04014712
- Testing
- Tetrahydrobiopterin
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Massachusetts, Amherst
Phenylketonuria
Pharmacodynamics, Safety, Tolerability and Pharmacokinetics of CDX-6114 in Patients With Phenylketonuria (PKU)
This study is an international, multi-center, randomized, double-blind, placebo-controlled, two-treatment, two-period cross-over study to evaluate the pharmacodynamics, safety, tolerability and pharmacokinetics of a single oral…
- Trial name
- NCT04085666
- Testing
- CDX 6114
- Where
- 2 sites in Australia, Germany
- Volunteers
- 18 people
- Sponsor
- Société des Produits Nestlé (SPN)
Healthy Volunteers
A Trial to Examine the Interaction of Repinatrabit With Ethinyl Estradiol/Norethindrone, Metformin,Carbamazepine, Rosuvastatin, and Methotrexate When Administered Together
The purpose of this study is to assess the drug-drug interaction (DDI) of repinatrabit with ethinyl estradiol/norethindrone or norethisterone (EE/NE), metformin, rosuvastatin, carbamazepine, and methotrexate in healthy…
- Trial name
- NCT07446400
- Testing
- Repinatrabit, EE/NE, Metformin
- Where
- Australia
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
Hypertension
A Study of the Effects of 6R-BH4 on Blood Pressure in Subjects With Poorly Controlled Systemic Hypertension
The purpose of this study is to determine whether 6R-BH4 (sapropterin dihydrochloride) is safe and effective in the treatment of poorly controlled hypertension in the presence or absence of type 2 diabetes.
- Trial name
- NCT00325962
- Testing
- 6R-BH4 (sapropterin dihydrochloride)
- Where
- 24 sites in United States
- Volunteers
- 84 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonuria (PKU)
The Impact of Frequency of Home Phenylalanine Measurements on Metabolic Control in a Population of Patients With Classic Phenylketonuria
Recommendations regarding the frequency of phenylalanine level monitoring lack solid support from evidence derived from prospective randomized trials, including in the adult population with classic PKU.
- Trial name
- FreqPHEncy (NCT07825883)
- Testing
- DBS Phe monitoring once weekly, DBS Phe monitoring once monthly
- Where
- Poland
- Volunteers
- 36 people
- Sponsor
- Michał Kania
Phenylketonurias
A Prospective Clinical Study of Phenylketonuria (PKU)
This is a study for adults and children ≥ 14 years old who have Phenylketonuria (PKU) with uncontrolled plasma Phe levels. No clinical intervention or study drug is provided by BioMarin in this study.
- Trial name
- NCT04452513
- Where
- 14 sites in United States
- Volunteers
- 32 people
- Sponsor
- BioMarin Pharmaceutical
Phenylalanine Hydroxylase Deficiencies
Long-Term Tetrahydrobiopterin Treatment in PKU Patients of 0-18 Years - Study on Phenylalanine Tolerance and Safety
The aim of the study is to confirm the efficacy and safety of BH4 in the treatment of hyperphenylalaninemia caused by phenylalanine hydroxylase deficiency in patients responsive to BH4.
- Trial name
- NCT00432822
- Testing
- tetrahydrobiopterin (BH4)
- Volunteers
- 50 people
- Sponsor
- Orphanetics Pharma Entwicklungs GmbH
Phenylketonuria (PKU)
Safety and Efficacy of Self Administered Injections of Pegvaliase (>40mg/Day Dose) in Adults With PKU
This is a Phase 3 open-label extension study enrolling adult patients with PKU who were previously treated with pegvaliase in Studies PAL-003 (NCT00924703) or 165-302 (NCT02468570).
- Trial name
- NCT03694353
- Testing
- Pegvaliase
- Where
- 17 sites in United States
- Volunteers
- 37 people
- Sponsor
- BioMarin Pharmaceutical
Phenylketonurias
Study to Evaluate the Effect on Nitrogen Retention of Two Different Posology Schemes of PKU GOLIKE PLUS 3-16 and Free AAs in Patients With Phenylketonuria
This is an open-label, randomized, 4-way crossover, monocentric, controlled study in patients (3 ≤ years of age ≤ 20 )) with phenylketonuria (PKU).
- Trial name
- NCT05229549
- Testing
- GOLIKE PLUS 3-16, Free AAs
- Where
- Italy
- Volunteers
- 5 people
- Sponsor
- APR Applied Pharma Research s.a.
Phenylketonuria
A Trial to Examine if Repinatrabit is Processed Differently in Adults With Reduced Liver or Kidney Function Compared to Adults With Normal Liver and Kidney Function
This trial is intended to understand how the body processes repinatrabit in people with moderate liver impairment and severe kidney impairment and also to compare these results with people of similar age, weight, and sex who have…
- Trial name
- NCT07713758
- Testing
- Repinatrabit
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
Phenylketonuria
Sapropterin on Cognitive Abilities in Young Adults With Phenylketonuria
This is a Phase 2a multicenter, double-blind, placebo-controlled, randomized, 2-arm pilot trial designed to assess the effect of sapropterin on cognitive abilities in young adults with Phenylketonuria (PKU) over a 26-week…
- Trial name
- SIGNAL (NCT01977820)
- Testing
- Sapropterin
- Where
- 2 sites in Italy, Switzerland
- Volunteers
- 2 people
- Sponsor
- BioMarin Pharmaceutical